American standard SA517 Gr.A quenched and tempered steel plate

SA517 Gr.A steel plate is American standard vessel plate, quenched and tempered high-strength alloy steel for pressure vessels.

SA517 Gr.A steel plate executive standard: ASME SA517/SA517M-2017
SA517 Gr.A steel plate heat treatment delivery status: quenching + tempering (Q+T).

Analysis of chemical composition of SA517 Gr.A quenched and tempered steel plate (Finished product):

C	Si	Mn	P	S	Cr	Mo	Zr	B
0.15-0.21	0.4-0.8	0.8-1.1	≤0.025	≤0.025	0.5-0.8	0.18-0.28	0.05-0.15	≤0.0025

Mechanical properties of SA517 Gr.A quenched and tempered steel plate:

Thickness	Mechanical properties
≤65mm	Rp0.2(MPa)	≥690
	Rm(MPa)	795-930
	A50(%)	≥16
	Z(%)	≥35
>65-150mm	Rp0.2(MPa)	≥620
	Rm(MPa)	725-930
	A50(%)	≥14
	Z(%)	≥45

SA517 Gr.A steel plate has high strength, good plasticity, toughness and welding performance, and is used in nuclear power plant mechanical module supports, boilers, pressure vessels, etc.

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